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guajiro [1.7K]
3 years ago
7

What do the rib muscles and diaphragm have in common?

Biology
2 answers:
Maksim231197 [3]3 years ago
8 0

Answer:

they contain hymoglobin

Explanation:

the red pigment in blood cells

Katena32 [7]3 years ago
7 0

Answer:

Both aid in the expansion and relaxation of lungs.

Explanation:

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